- 4.4/5 Google Rated
- Established 1987
- 10 Year Guarantee
- CERTASS Registered
- Responsible Waste Recycling
Our sliding patio doors can be found in homes across Hampshire and the South East. We pride ourselves on our experienced installation team who will fit your high-quality doors with care.
Our 10-year insurance backed guarantee complements our competitive prices for double and tripled glazed, giving you peace of mind over your investment.
With a choice of frame sizes, sliding formats and two, three and four-pane systems, along with an impressive range of accessories for the all-important finishing touches, the slim lines of the elegant sliding glass doors makes them a perfect solution for any home.
We install high-quality uPVC, Timber and Aluminium sliding doors that make a genuine difference to the liveability of your home, providing a functional link to your outside space while enhancing the light and aspect of the inside.
Our Patio Door range is designed to significantly reduce condensation by up to 70%.
Highly secure with multi-point locking mechanism keeping your home secure.
Our Patio Doors Range attained an A rating and C rating, reducing heat loss through the windows by up to 94%.
Creating extra space in your home, providing thermal efficiency for incredible performance year-round.
Our fascias, soffits and guttering protect your home from the elements while keeping it looking smart and low-maintenance.
Made to measure roller garage doors to keep your home looking well maintained.
We provide professional sliding door installation across Hampshire, Berkshire and Surrey. Explore our key service areas below or view all locations we cover.
Choosing new patio doors is an important investment, and our team at Excellent Windows is on hand to help you explore the right options for your home.
The cost of aluminium sliding doors depends on the overall size, the number of panels and your chosen specification. As a guide, prices typically range from around £3,000 to £12,000, depending on the design.
Every sliding door is made to order, so we’ll provide a detailed, transparent quotation tailored to your home, clearly outlining the products, specifications and pricing.
Aluminium sliding doors have become an increasingly popular choice because they combine large glazed panels with exceptionally slim frames, allowing more natural light into your home while providing uninterrupted garden views.
They’re particularly well suited to modern extensions, kitchen renovations and open-plan living spaces, creating a seamless connection between your home and the outdoors.
Absolutely. Every sliding door is manufactured to your exact requirements.
You’ll be able to choose the overall size, configuration and number of sliding panels, allowing you to create a design that’s perfectly suited to your home. We’ll guide you through the available options and recommend the best layout for your space.
Installation times depend on the size of the doors.
Most standard aluminium sliding doors are installed in around one day by our experienced two-person installation team. Larger sliding door systems are typically installed in one day using a four-person team.
Before installation, we’ll carry out a detailed survey to ensure every measurement is correct and arrange a convenient installation date.
Yes. Modern aluminium sliding doors are designed to provide excellent thermal performance while maximising natural light.
Our sliding door systems are available with double or triple glazing and achieve U-values from 1.2 W/m²K, helping to keep your home comfortable throughout the year.
Yes. Our aluminium sliding doors are designed with security in mind, featuring high-performance multi-point locking systems for added peace of mind.
Combined with robust aluminium frames and quality hardware, they provide outstanding strength without compromising on style.
Yes. One of the biggest advantages of aluminium sliding doors is their large glass panels and slim 35mm sightlines, which maximise the amount of natural light entering your home while providing uninterrupted views outside.
This makes them an excellent choice for creating bright, open living spaces.
At Excellent Windows, we take a consultative and design-led approach. We never use pressure, false discounts or sales tactics. Instead, we spend time understanding your home, how each elevation looks, and what will genuinely enhance its character and value. Our clients trust us because we focus on the bigger picture rather than selling a single product.
You are supported by a leadership team with almost 120 years of combined experience. Technical or challenging installations are completely normal for us, and we never charge more for complexity. We regularly work on period homes, larger properties and bespoke projects where detail and symmetry matter.
We offer professional installation for all of our double glazing products, including windows, doors, conservatories, and roof lanterns; across Hampshire, Berkshire, and Surrey. Whether you’re upgrading your home or working on a new build, we deliver energy-efficient, secure, and stylish solutions to suit your space.
Here’s what you can expect from our installation service:
With local installers covering Basingstoke, Fleet, Reading, Newbury, Farnborough, Guildford and surrounding areas, we’re proud to offer a high standard of service across the South East.
Want to know more? Contact us today.
Every installation we complete is fully covered by our 10-year insurance backed guarantee.
If for any reason, there is a problem with your product or the installation, we will put things right at no extra cost.
Discover valuable tips in our Maintenance and Cleaning Guide that will help you maintain your installations, ensuring they last longer and perform at their best. By following this guidance, you can avoid potential charges for repairs due to neglect or improper maintenance, keeping your products in line with their warranty.
Discover valuable tips in our Maintenance and Cleaning Guide that will help you maintain your installations, ensuring they last longer and perform at their best. By following this guidance, you can avoid potential charges for repairs due to neglect or improper maintenance, keeping your products in line with their warranty.
